. >> reporter: marley hall for cbs news, newtown, connecticut. >> newtown school officials will have grief counselors at the school to try to help the students deal with this tragedy. >>> the shootings in newtown have led to a renewed push for tougher gun control laws. yesterday in washington, d.c., dozens of parents, teachers and veterans marched on the national rifle association's headquarters calling on the group to curtail its lobbying efforts. a new poll from cbs news shows 57% of americans are in favor of stricter gun laws. that's the highest percentage in a decade. a virginia congressman says the shooting was enough for him to rethink his position on guns. >> i absolutely believe that americans have a right to reasonable gun ownership. but i also know after this enormous tragedy coming not that long after the tragedy of virginia tech, when my daughters asked me friday night, dad, you're in the senate, why can't we put reasonable restrictions on assault weapons or these rapid fire ammunition crepes, i didn't have -- clips, i didn't have a good enough answer for them. i as an nr